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National Audubon Society Birds of North America: A Guide Review

10,000 Birds

Pough “with illustrations in color of every species” by Don Eckelberry, Doubleday, 1946. And now we have the third iteration in Audubon’s guide book history: National Audubon Society Birds of North America. The press material says it covers over 800 species, so you know I had to do a count.

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Peterson Reference Guide to Sparrows of North America: A Review by a Sparrow Fan

10,000 Birds

I like observing them, reading about them, grappling with species and subspecies identification, and even—on a good day—talking about sparrow taxonomy. Peterson Reference Guide to Sparrows of North America covers 61 species of the New World sparrow family Passerellidae that breed in Canada, the United States, and northern Mexico.

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Peterson Reference Guide to Owls of North America and the Caribbean: A Book Review by a Lover of Parliaments

10,000 Birds

Here are some things I’ve learned from the Peterson Reference Guide to Owls of North America and the Caribbean by Scott Weidensaul: The Burrowing Owl is the only North American owl species where the male is larger than the female, albeit, only slightly larger. And the term is ‘non-reversed size dimorphism.’).

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Climate Change And Birds: Europe vs. North America

10,000 Birds

I want to alert you to a recent study (from April) that looks at the plight of bird populations under conditions of climate change in Europe and North America. Data were collected from the North American Breeding Bird Survey and the Pan-European Common Birds Monitoring Scheme. Stephens et al.

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American Birding Association Field Guide to Birds of Ontario: A Field Guide Review

10,000 Birds

The official Ontario bird checklist, produced by Ontario Field Ornithologists , June 2022 listed 506 bird species**, putting it in the top tier of U.S. Small Species Accounts: Each species is allotted one page (with certain exceptions) offering basics–bird names and size, one or two photographs, and a one-paragraph description.

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The “Rufa” Red Knot is now protected under the Endangered Species Act

10,000 Birds

Fish and Wildlife Service has listed the “Rufa” population of Red Knot ( Calidris canutus rufa ) as a threatened species under the Endangered Species Act (ESA). The other sub-species, Calidris canutus roselaari , migrates along the Pacific Coast and breeds in Alaska and the Wrangel Island in Russia. Photo: Ron Knight.

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Heermann’s Gull: Near Threatened

10,000 Birds

Heermann’s Gulls form large breeding colonies on arid islands in the Gulf of California, Mexico, from March through July. The largest colony exists on Isla Raza, where an estimated 90–95% of the total world population breeds 1. This photo by Basar from Wikipedia Commons shows the adult in breeding plumage. www.youtube.com/watch?v=FUBX_tlHySc.